// Copyright 2017 JanusGraph Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package org.janusgraph.hadoop.formats.cassandra;

import org.apache.hadoop.mapreduce.InputSplit;
import org.apache.hadoop.mapreduce.RecordReader;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.janusgraph.diskstorage.Entry;
import org.janusgraph.diskstorage.StaticBuffer;

import java.io.IOException;

/**
 * Wraps a ColumnFamilyInputFormat and converts CFIF's binary types to JanusGraph's binary types.
 */
public class Cassandra3BinaryInputFormat extends CassandraBinaryInputFormat {

    @Override
    public RecordReader<StaticBuffer, Iterable<Entry>> createRecordReader(final InputSplit inputSplit, final TaskAttemptContext taskAttemptContext)
            throws IOException, InterruptedException {
        janusgraphRecordReader = new CqlBridgeRecordReader(); // See issue 172
        return janusgraphRecordReader;
    }

}

